# The speed (v) of an ocean wave depends on its wavelength ë (measured in meters) and the gravitational field strength g (measured in m/s62) according to the formula v = Këˣgʸ where K is a dimensionless constant. Find the value

43,115 questions, page 197-
## AP Physics B

A 0.408 kg puck, initially at rest on a horizontal, frictionless surface, is struck by a 0.0886 kg puck moving initially along the x axis with a speed of 3.14 m/s. After the collision, the 0.0886 kg puck has a speed of 2.14 m/s at an angle of 38◦ to the

*asked by Daisy on November 1, 2012* -
## physics

As it passes over Grand Bahama Island, the eye of a hurricane is moving in a direction 60.7° north of west with a speed of 37.4km/hr. Two hours later, the course of the hurricane suddenly shifts due north and its speed slows to 21.0km/hr. How far from

*asked by afia on September 22, 2014* -
## Math

A plane flies out of city A traveling an average of 325 mph, and reaches city B in 3 hours 24 minutes. On the return flight there is a tail wind that increases the plane's speed so it takes only 3 hours and 15 minutes to fly back to city A from city B.

*asked by Hannah Montana on May 23, 2011* -
## PHYSICS

1....How much force needed to bring a 3200 lb car from rest to a velocity of 44 m/s in 8 sec.? 2....A ball with a mass of 2 kg move to the right with a speed of 2 m/s. It hits a ball of mass 0.50 kg which is at rest. After collision the second ball moves

*asked by EM on February 18, 2011* -
## Physics URGENT!!!

A 75.0 kg fullback running east with a speed of 6.00 m/s is tackled by a 82.0 kg opponent running north with a speed of 5.00 m/s. (a) Calculate the velocity of the players immediately after the tackle. (b)Calculate the direction of the players immediately

*asked by Megan on October 17, 2012* -
## Physics

The "work function", or the minimum energy needed to eject an electron from the metal, can be expressed in several different ways. As stated on the applet page, sodium has a work function of 2.75 eV. In class, we discussed how to determine what that work

*asked by TITA on November 13, 2009* -
## chemistry

An ore contains Fe3O4 and no other iron. The iron in a 38.9-gram sample of the ore is all converted by a series of chemical reactions to Fe2O3. The mass of Fe2O3 is measured to be 12.5 g. What was the mass of Fe3O4 in the sample of ore? Please show all

*asked by K on September 5, 2013* -
## chemistry

A student estimated the volume of a liquid in a beaker to be 300 mL. When she poured the liquid into a graduated cylinder, she measured the volume as 295 mL. Considering the measurement in the graduated cylinder to be the accepted value, what is the

*asked by gamma on April 11, 2013* -
## opinion

How can American companies make the workplace environment safe and efficient without treating employees like suspected criminals? It depends on what type of companies and what type of jobs you are considering. I don't know why making an environment "safe

*asked by anonymous on August 21, 2006* -
## physics

A swimmer, capable of swimming at a speed of 1.18 m/s in still water (i.e., the swimmer can swim with a speed of 1.18 m/s relative to the water), starts to swim directly across a 2.16-km-wide river. However, the current is 1.19 m/s, and it carries the

*asked by amanda on September 11, 2015* -
## physics

A swimmer, capable of swimming at a speed of 1.3 m/s in still water (i.e., the swimmer can swim with a speed of 1.3 m/s relative to the water), starts to swim directly across a 2.2-km-wide river. However, the current is 0.91 m/s, and it carries the swimmer

*asked by manny on September 18, 2012* -
## physics

A swimmer, capable of swimming at a speed of 1.81 m/s in still water (i.e., the swimmer can swim with a speed of 1.81 m/s relative to the water), starts to swim directly across a 2.29-km-wide river. However, the current is 1.31 m/s, and it carries the

*asked by anonymous on August 8, 2015* -
## science-physics

A swimmer, capable of swimming at a speed of 1.97 m/s in still water (i.e., the swimmer can swim with a speed of 1.97 m/s relative to the water), starts to swim directly across a 2.77-km-wide river. However, the current is 1.13 m/s, and it carries the

*asked by pd on October 7, 2012* -
## physics

A swimmer, capable of swimming at a speed of 1.01 m/s in still water (i.e., the swimmer can swim with a speed of 1.01 m/s relative to the water), starts to swim directly across a 1.47-km-wide river. However, the current is 1.01 m/s, and it carries the

*asked by louis AAAAAAAAAAAAAAAAAAAA on February 6, 2013* -
## ANSWER ASAP!!!!!!! PHYSICS

a small airplane is dropping a probe in a remote area in antarctica in a narrowly specified location. the probe in a protective shell can not land any harder than with a maximum speed of 60m/sec at landing, while the plane has to move at a minimum speed of

*asked by riana on April 10, 2015* -
## Math

A rabbit population satisfies the logistic equation dy dt = 2x10^-7y(10^6- y); where t is the time measured in months. The population is suddenly reduced to 40% of its steady state size by myxamatosis. If the myxamatosis then has no further effeect, how

*asked by Matt on May 27, 2012* -
## MATH

A rabbit population satisfies the logistic equation dy/dx=2x10^7y(10^6-y), where t is the time measured in months. The population is suddenly reduced to 40% of its steady state size by myxamatosis. If the myxamatosis then has no further effect, how large

*asked by Henry on May 25, 2012* -
## chemistry

HCL is tritrated with NaOH. KHP is then added. A possible source of systematic error in this experiment is failure to dry the KHP. If this occured, would the final wt% NA2CO3 be falsely high, falsely low, or unaffected. Give reasoning. Thanks. You have

*asked by bria on September 6, 2006* -
## physics please help

suppose a cart of mass m = 969 g is initial moving at speed v0 = 5.17 m/s. It strikes a spring attached to a fixed wall, comes to a stop, and bounces back at speed vf = 4.48 m/s. Assume the track is frictionless. a) Find the magnitude of the impulse

*asked by john on November 1, 2010* -
## physics

A mass M of 2.95 kg is attached to the end of a string whose length is 0.420 m. The mass slides without friction on a horizontal surface as indicated in the diagram. If the string can withstand a maximum tension of 127.5 N, what is the maximum tangential

*asked by Anonymous on October 16, 2013* -
## Physics

question 1 ..A 5 kg rock is thrown vertically upward at 12 m/s. How high did the rock rise? question 2 The driver of a truck traveling at 126 km/h on a highway sees a sign which indicated that 800 m after the sign the maximum speed will be 90 km/h . When

*asked by Axe on November 21, 2015* -
## College Physics

The rotor is an amusement park ride where people stand against the inside of a cylinder. Once the cylinder is spinning fast enough, the floor drops out. A-What force keeps the people from falling out the bottowm of the ride? I think that it's the Normal

*asked by JP on October 21, 2008* -
## Engineering

A physics major is working to pay his college tuition by performing in a traveling carnival. He rides a motorcycle inside a hollow transparent plastic sphere. After gaining sufficient speed, he travels in a vertical circle with a radius of 13.4 . The

*asked by Lama on April 28, 2013* -
## physics

Both car A and car B leave school at the same time, traveling in the same direction. Car A travels at a constant speed of 78 km/h, while car B travels at a constant speed of 88 km/h. How far is Car A from school 2 h later? Answer in units of km

*asked by Alex on September 8, 2012* -
## Physics

A 50 kg boy runs at a speed of 10 m/s and jumps onto a cart. The cart is initially at rest. The speed of the cart with the boy on it is 2.50 m/s. a)What is the initial momentum of the boy? b) What is the final momentum of the boy and the cart? c) What is

*asked by Jose Luis on November 4, 2015* -
## physics

Both car A and car B leave school at the same time, traveling in the same direction. Car A travels at a constant speed of 79 km/h, while car B travels at a constant speed of 89 km/h. How far is Car A from school 1.6 h later? Answer in units of km

*asked by naia on September 13, 2011* -
## Physics

Both car A and car B leave school at the same time, traveling in the same direction. Car A travels at a constant speed of 79 km/h, while car B travels at a constant speed of 89 km/h. How far is Car A from school 2.1 h later? Answer in units of km

*asked by Shannen on January 15, 2012* -
## PHYSICS

A gas cylinder contains a mixture of carbon dioxide and oxygen, which have different molecular masses. The contents of the cylinder are in thermal equilibrium. Which of the following statements is correct? Question 1 options: A) All carbon dioxide

*asked by Maggie on August 16, 2011* -
## physics

A car initially traveling eastward turns north by traveling in a circular path at uniform speed as in the figure below. The length of the arc ABC is 210 m, and the car completes the turn in 38.0 s. (a) What is the acceleration when the car is at B located

*asked by carlton on October 25, 2011* -
## physics

A car initially traveling eastward turns north by traveling in a circular path at uniform speed as in the figure below. The length of the arc ABC is 210 m, and the car completes the turn in 38.0 s. (a) What is the acceleration when the car is at B located

*asked by carlton on October 25, 2011* -
## Physics

Two curves on a highway have the same radii. However, one is unbanked and the other is banked at an angle θ. A car can safely travel along the unbanked curve at a maximum speed v0 under conditions when the coefficient of static friction between the tires

*asked by Dee on March 4, 2013* -
## physics

Two curves on a highway have the same radii. However, one is unbanked and the other is banked at an angle θ. A car can safely travel along the unbanked curve at a maximum speed v0 under conditions when the coefficient of static friction between the tires

*asked by Dee on February 28, 2013* -
## Precalculus

Can someone check my answers please? Thank you :) 30. What is Earth's rotational speed at (a) Bangor, Maine (latitude 45 degrees N) and (b) Rio de Janeiro, Brazil (latitude 23 degrees S)? (It's given in the problem also that Earth's rotational speed at the

*asked by Emily on January 13, 2010* -
## Physics

A filmmaker wants to achieve an interesting visual effect by filming a scene through a converging lens with a focal length of 52.0 m. The lens is placed betwen the camera and a horse, which canters toward the camera at a constant speed of 7.4 m/s. The

*asked by Aine on March 16, 2018* -
## Calculus

Let a thing rod of length a have a density distribution function p(x)+10e^(-.1x), where x is measured in cm and p in grams per centimeter. A) if the mass of the rod is 30 g, what is the value of a? B) For the 30g rod, will the center of mass lie at its

*asked by Lauren on February 24, 2015* -
## Calculus 2

Let a thing rod of length a have a density distribution function p(x)+10e^(-.1x), where x is measured in cm and p in grams per centimeter. A) if the mass of the rod is 30 g, what is the value of a? B) For the 30g rod, will the center of mass lie at its

*asked by Jordan on February 23, 2015* -
## Math

The area of a rectangular athletic field is represented by the expression48x^4+32x^3-72x square meters. Write an algebraic expression to represent one possible set of dimensions (in the sense “length times width”) of the athletic field. Include correct

*asked by donnice on September 4, 2011* -
## Calculus 1

The height (in meters) of a projectile shot vertically upward from a point 3 m above ground level with an initial velocity of 21.5 m/s is h = 3 + 21.5t − 4.9t2 after t seconds. (Round your answers to two decimal places.) a. When does it hit the ground? I

*asked by Laurel on June 10, 2015* -
## Physics

Electric stairs bring people up from Newyork metro station. Calculate the power consumption of the stairs during the rush hour if the stairs elevate 120 persons per minute up to the street level 30 meters above. Assume that the average weight of passengers

*asked by winget on September 30, 2010* -
## Math

Aubrey's rope is 3 meters long.If she cuts it into 2 equal pieces,how long will each piece be in centimeters? A.300 B.150 C.100 D.50 C? Mr.Wand sells mangos for $1.50 each or $15 per dozen.His prices include tax.What is the greatest number of mangos that

*asked by running.from.myself on March 22, 2012* -
## math repost

math help!!!!! Thanks Find the volume of the cylinder with a radius of 34m and a height of 27m. This is how I did it can you please tell me if I did it correct, thanks. V= 3.14r^2h = 3.14*34^2*27 = 3.14*1156*27 = 98005.68 If this is not it can you please

*asked by Barry Allen aka the flash on March 11, 2019* -
## math

The are of a rectangular athletic field is represented by the expression 12y^3+48y^2+24y square meters.write an algebriac expression to represent one possible set of dimensions (in the same sense''length times width'')of the althetic field. include the

*asked by Nick on February 10, 2011* -
## Physics

A 3.5 g bullet is fired horizontally at 2 blocks resting on a smooth tabletop. The bullet passes trough the 1st block, with mass 1.2 kg and embed itself in the second with mass 1.8 kg. Speeds of 0.63 m/s and 1.4 m/s, respectively are there by imparted on

*asked by Jo Wan on October 26, 2018* -
## Physics

An archer fires an arrow, which produces a muffled "thwok" sound after it hits a target. The archer hears the "thwok" exactly 2.6 s after firing the arrow and the average speed of the arrow is 36 m/s. Find the distance separating the archer and the

*asked by Adam on September 5, 2017* -
## Physics

A person standing close to a railroad crossing hears the whistle of an approaching train. He notes that the pitch of the whistle drops as the train passes by and moves away from the crossing. The frequency of the distant approaching whistle is 540 Hz; it

*asked by Emily on December 7, 2012* -
## Physics

From the top of a tower is an object with mass 25 kg which is lowered with ropes at a constant speed, 4 m / s to the ground. After 10 seconds the rope by which an object falls freely. From the moment there are 12 seconds to those standing on top of the

*asked by Oddbjørn on October 19, 2010* -
## calculus

2. A bullet is fired from the ground at an angle of 45o above the horizontal. What initial speed vo must the bullet have in order to hit a point 550 ft high on a tower located 600 ft away (ignoring air resistance)? 3. The Giant Ferris Wheel in Vienna has

*asked by nady on April 14, 2012* -
## History

Another question about history ...sry. But is it accurate to say that the Pilgrims 'started from scratch' when they arrived in America? Whether the Pilgrims "started from scratch" depends upon how you define this phrase. Here are three definitions I found.

*asked by Antonietta on September 30, 2006* -
## physics

A small boy is trying to open a 50 kg door with a height of 2 meters and a width of 75 centimeters. If he applies a force of 5 Newtons at the door handle (5 cm from the edge), how long will it take to open the door so that it's completely open

*asked by charlotte on December 1, 2010* -
## physics

A missile is fired horizontally with an initial velocity of 300 m/s from the top of a cliff 200.0 meters high. a. How long does it take the missile to reach the bottom the cliff? b. How far from the base of the cliff does the missile strike the ground?

*asked by sydney on December 12, 2013* -
## physics

A missile is fired horizontally with an initial velocity of 300 m/s from the top of a cliff 200.0 meters high. a. How long does it take the missile to reach the bottom the cliff? b. How far from the base of the cliff does the missile strike the ground?

*asked by louis on December 12, 2013* -
## Physics

A 22kg child on a 1.75m long swing is released from rest when the swing supports make an angle of 35 degrees with the vertical. 1.What is the child's maximum potential energy? 2.Disregarding friction, find the child's theoretical speed at the lowest point.

*asked by Carter on December 13, 2015* -
## physics

A 120 kg mass is blown apart into an 80 kg piece and 40 kg piece. after the blast, the two masses are moving apart with a relative velocity of 60 m/s. the total kinetic energy after the explosion is: A. 21 kJ B. 35 kJ C. 48 kJ D. 56 kJ E. 82 kJ Because of

*asked by mandy on August 6, 2007* -
## phys2

Grace is playing with her dolls and decides to give them a ride on a merry-go-round. She places one of them on an old record player turntable and sets the angular speed at 45.0 rpm. (a) What is their angular speed in rad/s? 1 Correct: Your answer is

*asked by opp on February 20, 2012* -
## Physics

A filmmaker wants to achieve an interesting visual effect by filming a scene through a converging lens with a focal length of 54.0 m. The lens is placed between the camera and a horse, which canters toward the camera at a constant speed of 7.8 m/s. The

*asked by AMY on March 18, 2018* -
## Math

Can someone show me how to solve these questions. A plane is is flying 240 mph heading N60°E. The wind is blowing S30°E at 30 mph. 6. What is ground speed of the plane? The ground speed of the plane is 266.40. 7. What is the smallest angle in the

*asked by Crewniverse on March 16, 2014* -
## Physics

For a given initial projectile speed, you observe that the projectile has a certain range R at a launch angle A = 30 degrees. For what other launch angle will the projectile have the same range (assuming the same initial projectile speed)? Without the use

*asked by Tim on February 17, 2014* -
## 8th grade English/Language Arts

1.)Why does the author of “Always to Remember” discuss Maya Ying Lin’s background? a.)to show that she experienced hardships b.)to appeal to Chinese-American readers c.)to show its influence on her design d.)to show her disinterest in architecture

*asked by Veronica on October 28, 2014* -
## physic, please correct is am wrong

A wheel of a car is measured to rotate 200 revolutions in 24 seconds. Calculate the following. i. The angle turned in radians? θ =degree * 2π/360= θ=200 *2π/360 θ=3.49 ii. The angular velocity in rad/s ω=θxt ω=3.94/24 ω=0.145 rad/s If the diameter

*asked by spiderman on June 7, 2017* -
## Math

2. Growth function P=100 (645)^t/21 where P represents the cane toad population and t represents the time measured in months from when the toad was introduced in July 1935. A. What was the initial population of cane toads introduced into Australia? B. What

*asked by David on April 3, 2018* -
## physics

A girl delivering newspapers travels 2 blocks west, 10 blocks north, then 4 blocks east. What is the magnitude of her resultant dis- placement? Answer in units of blocks. 077 (part 2 of 3) 10.0 points Find the direction (measured from due east, with

*asked by jena on January 9, 2011* -
## Physics

A girl delivering newspapers travels 1 blocks west, 2 blocks north, then 4 blocks east. What is the magnitude of her resultant dis- placement? Answer in units of blocks. 002 (part 2 of 3) 10.0 points Find the direction (measured from due east, with

*asked by A on November 19, 2017* -
## Langauge Arts

What is the best paraphrase of the final stanza? A. The water slows until it reaches its destiny, a place not too different from mine, where the water stretches to meet the sky. Other people use it like a mirror. They fish and think here. B. The water

*asked by Callie on February 25, 2015* -
## science

1. Unusual weather can change the tides. a. True * b. False 2. The example of El Niño illustrates a. the impact of currents on weather. b. the powerful nature of Arctic winds. c. the reason California is prone to droughts. d. the unpredictable nature of

*asked by lethalsag33 on January 18, 2019* -
## Physics Please check my answers

1. An amusement park ride has a diameter of 16 meters and revolves at 15 rpm (revolutions per minute). How fast is a rider moving if she sits at the outermost part of the ride? A. 29.4 m/s B. 1.07 m/s

*asked by Rachell on January 17, 2014* -
## Algebra

Barbara can walk 3200 meters in 24 minutes. How far can she walk in 3 minutes?

*asked by Steph on December 10, 2014* -
## MATH

Suzanna needs a board that is at 3.5 meters long. is the board long enough Explain

*asked by JJ on December 14, 2014* -
## college Algebra

Diameter of a circle.If the diameter of a circle is 1.3x10^-12 meters,then what is it's radius?

*asked by Lisa on July 1, 2010* -
## PHYSICS

A submarine has run into trouble and is stuck at the bottom of the ocean. Several people are on board and must make their way to the surface without any diving gear. The air pressure aboard the submarine is 3.04 atm. The air temperature inside the

*asked by Sam on March 28, 2011* -
## math

Two towns P and Q are 400 km apar. A bus left for P and Q. It stopped at Q for one hour and then started the return to P. one hour after the departure of the buse from P, a trail also heading for Q left P. the trailer meth the returning bus ¾ of the way

*asked by kudu on February 8, 2015* -
## Physics

The air speed indicator of a plane that took off from Detroit reads 349 km/h and the compass indicates that it is heading due east to Boston. A steady wind is blowing due north at 46.5 km/h. a) Calculate the speed of the plane with reference to the ground.

*asked by Chris on January 27, 2015* -
## Physics doppler effect

A person standing close to a railroad crossing hears the whistle of an approaching train. He notes that the pitch of the whistle drops as the train passes by and moves away from the crossing. The frequency of the approaching whistle is 523 Hz, and drops to

*asked by Joan on May 16, 2011* -
## math

Two towns P and Q are 400 km apar. A bus left for P and Q. It stopped at Q for one hour and then started the return to P. one hour after the departure of the buse from P, a trail also heading for Q left P. the trailer meth the returning bus ¾ of the way

*asked by kudu on March 12, 2015* -
## Physics

The air speed indicator of a plane that took off from Detroit reads 373 km/h and the compass indicates that it is heading due east to Boston. A steady wind is blowing due north at 42.3 km/h. Calculate the speed of the plane with reference to the ground. If

*asked by Emily on January 30, 2011* -
## Physics

An astronaut of mass 84.0 kg is taking a space walk to work on the International Space Station. Because of a malfunction with the booster rockets on his spacesuit, he finds himself drifting away from the station with a constant speed of 0.570 m/s. With the

*asked by Jason on April 8, 2014* -
## Physics

When light of a certain wavelength is incident normally on a certain diffraction grating the line of order 1 is at a diffraction angle of 25 degrees. The diffraction angle of the second order line is : a) 25 b) 42 c) 50 d) 58 e) 75 I am not sure how to do

*asked by Susan on May 8, 2007* -
## Atmospheric Science

The current magnitude of the greenhouse effect is measured by the difference between the emission from the surface and the emission from the top of the atmosphere, G=¦ÒTs^4 −¦ÒTe^4 ¡Ö 150 W m-2. What would be the required magnitude of the

*asked by Sandra on November 20, 2009* -
## Atmospheric Science

The current magnitude of the greenhouse effect is measured by the difference between the emission from the surface and the emission from the top of the atmosphere, € G =σTs 4 −σTe 4 ≈ 150 W m-2. What would be the required magnitude of the

*asked by donna on November 22, 2009* -
## Chemistry

A dragster moves at a speed of 225 miles per hour. Express this speed in nanometers per Microsecond. Ok so I've solved this problem like twenty times, each time adding something into the equation or taking something out and I almost got the correct answer,

*asked by Bob on September 25, 2011* -
## Physics egg

Could you hardboil and egg on the moon? Options: *Yes, because water boils spontaneously on the moon. *No, because water boils at such a high temperature that it would cause the egg to disintegrate before it became hard-boiled. *Yes, because the

*asked by Julie on August 9, 2005* -
## Chemistry

A mixture of powdered carbon and an oxide of lead was heated producing lead metal and carbon dioxide.when 13.70g of the lead oxide was reduced to lead by carbon,960cm^3 of carbon dioxide measured at r.t.p was formed. Calculate the empirical formular of the

*asked by Newton on May 10, 2015* -
## Personal injury/ laws

i have question about me and my friend suppose me and my friend (soura) are hinking in colorado mountains, there is dog by its owner, who is from Wyoming, bites my friend caused him injury. I want my friend to sue the owner of dog, but my friend doesnt

*asked by Singh on April 10, 2007* -
## Physics

A long-range jet liner flies (almost exactly) level at constant speed, subject to the forces of drag fD=(1/2)CDrhoSv^2, thrust Ft, and weight Mg. Given the plane's wing area, lift and drag coefficients, speed and takeoff mass, calculate the engine power

*asked by Ferdinand on May 10, 2011* -
## Physics

A long-range jet liner flies (almost exactly) level at constant speed, subject to the forces of drag fD=(1/2)CDrhoSv^2, thrust Ft, and weight Mg. Given the plane's wing area, lift and drag coefficients, speed and takeoff mass, calculate the engine power

*asked by Ferdinand on May 10, 2011* -
## Physics/Mechanics

A particle A of mass 150g lies at rest on a smooth horizontal surface. A second particle B of mass 100g is projected along the surface with a speed of u m/s and collides directly with A. On collision the masses coalesce and moves on with a speed of 4 m.s .

*asked by Anonymous on March 20, 2017* -
## MATH!

The length of a triangle is twice the width. The area is 32 square units. Find the length and width. I have the length of the triangle=2x and the width=x... so would the equation be 2x(x)=32 OR NO? Assume the "length" is the height measured from some side

*asked by megan on May 7, 2007* -
## Physics

Two spherical shells have a common center. A -3.00 × 10-6 C charge is spread uniformly over the inner shell, which has a radius of 0.050 m. A +4.00 × 10-6 C charge is spread uniformly over the outer shell, which has a radius of 0.15 m. Find the magnitude

*asked by HELP! on January 29, 2013* -
## Physics

Two spherical shells have a common center. A -3.00 × 10-6 C charge is spread uniformly over the inner shell, which has a radius of 0.050 m. A +4.00 × 10-6 C charge is spread uniformly over the outer shell, which has a radius of 0.15 m. Find the magnitude

*asked by HELP! on January 29, 2013* -
## Physics

Two spherical shells have a common center. A -3.00 × 10-6 C charge is spread uniformly over the inner shell, which has a radius of 0.050 m. A +4.00 × 10-6 C charge is spread uniformly over the outer shell, which has a radius of 0.15 m. Find the magnitude

*asked by HELP! on January 29, 2013* -
## Chem

Zinc fluoride (ZnF2) dissociates according to the following equation: ZnF2(s) ⇌ Zn2+(aq) + 2F–(aq) Ksp of this equilibrium is 3.0 × 10–2. If the concentration of zinc ions (Zn2+) in a solution is measured to be 4.4 × 10–1 M, what is the

*asked by Summer on March 27, 2018* -
## English

Order the sentences: In the following three paragraphs, the sentences have been jumbled out of order. Put the sentences in order to make a well-written cohesive paragraph. Number each line by the order it should be placed, and place it in the box below.

*asked by Sam on March 30, 2019* -
## Physics

Light-rail passenger trains that provide transportation within and between cities are capable of modest accelerations. The magnitude of the maximum acceleration is typically 1.3 m/s ^2, but the driver will usually maintain a constant acceleration that is

*asked by Aubree on February 4, 2013* -
## Physics

A road heading due east passes over a small hill. You drive a car of mass m at constant speed v over the top of the hill, where the shape of the roadway is well approximated as an arc of a circle with radius R. Sensors have been placed on the road surface

*asked by David on October 1, 2015* -
## physics

Roger pushes a box on a 30° incline. If he applies a force of 60 newtons parallel to the incline and displaces the box 10 meters along the incline, how much work will he do on the box?

*asked by Anonymous on March 2, 2018* -
## General

I do not know what subject to put this uh ok how do I put this into one cell into microsoft excell into one cell - .49 m when i put "-" it thinks I'm entering a formula which is not what I'm tyring to do i want negetive .49 m m being meters into one cell

*asked by Kim on May 30, 2009* -
## physics

A golfer hits a golf ball with a velocity of 36.0 meters/second at an angle of 28.0°. If the hang time of the golf ball is 3.44 seconds, what is the range of the golf ball?

*asked by nimitz on January 29, 2013* -
## physics

John is listening to a horn. He knows the frequency of the horn is 300 Hz when both he and the horn are at rest. If he hears a pitch of 330 Hz, there are clearly several possibilities. For each of the following statements, indicate whether it is correct or

*asked by Joan on May 16, 2011* -
## Math

A ladder 5m long is standing vertically, flat against a vertical wall, while its lower end in on the horizontal floor. The lower end moves horizontally away from the wall at a constant speed of 1m/s while the upper end stays in contact with the wall. Find

*asked by Marilyn on July 6, 2018* -
## physics

Consider three charges arranged in a triangle as shown. + - + 0.266 m 0.599 m −3.4 nC 8.1 nC 4.8 nC y x What is the net electric force on the charge at the origin? The value of the Coulomb constant is 8.99 × 109 N · m2 /C 2 . Answer in units of N. 010

*asked by jamie on May 5, 2015* -
## Physics; help please :)

A car A moves to the left with speed 40 km/h(with respect to the road). Another car (B) moves to the right with speed 60 km/h (also with respect to the road). Find the relative velocity of B with respect to A.

*asked by Celine on September 24, 2013*

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